Q: What was the geometry student looking for at the beach?, V) c8 r' D/ h. i0 K
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A: A tangent. 4 v C4 ~0 k) q- w0 M, s% V. ?: _' e8 M. r+ a% E- m; C0 H4 ~3 Z& F
tangent , \. b; O; B) c5 y @ noun n ~8 @7 J1 `" R' ^ (geometry) a straight line that touches the outside of a curve but does not cross it
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发表于 2009-4-8 12:18
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